Fractions and Percents Percents and Decimals Probability Making Predictions Finding Percents of a Number
100
4/5
80%
100
0.17
17%
100
1/6
P(6)
100
6
The probability of Jaden making a free throw is 15%. Predict the number of free throws that he can expect to make if he attempts 40 free throws.
100
9.3
15% of 62
200
25%
1/4
200
3%
0.03
200
1/4
P(red)
200
3/4, 75%, or 0.75
On a quiz show, a contestant correctly answered 9 out of the last 12 questions. What is the probability of the contestant correctly answering the next question?
200
60
75% of 80
300
225%
2 1/4
300
0.08
8%
300
1/8
P(girl)
300
Yes 1/4 of 200 is 50.
Three out of four of Mitch's friends say they will not attend the school dance. Based on this information, Mitch predicts only 50 out of 200 students will attend. Is this a valid prediction?
300
124.2
90% of 138
400
1 1/2
150%
400
1.84
184%
400
1/2
P(blue)
400
3 times
At the school carnival, Jesse won the balloon dart game 1 out of every 5 times he played. If he plays the game 15 times, about how many times can he expect to win?
400
6.2
124% of 5
500
290%
2 9/10
500
60%
0.6
500
1/2
P(heads)
500
35 students
If 7 out of 30 students are going on the ski trip, predict the number of students out of 150 that are going on the ski trip.
500
9.8
7% of 140






Chapter 7

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